{"product_id":"whatman-quantitative-filter-papers-hardened-low-ash-grade-52","title":"Whatman Quantitative Filter Papers, Hardened Low Ash, Grade 52","description":"\u003cdiv\u003eCytiva's Whatman Grade 52 is a general-purpose filter paper for quantitative analysis in Büchner funnel and other vacuum filtrations. The acid-hardened surface and low ash content enable efficient precipitate recovery.\u003c\/div\u003e\n\u003cul class=\"cui-list cui-list--bullet\"\u003e\n\u003cli\u003eManufactured from high-quality cotton linters and treated to remove trace metals\u003c\/li\u003e\n\u003cli\u003eHigh wet-strength and chemical resistance\u003c\/li\u003e\n\u003cli\u003eNominal particle retention of 7 µm\u003c\/li\u003e\n\u003cli\u003eMedium flow rate (Herzberg filtration speed 235 s)\u003c\/li\u003e\n\u003cli\u003eHigh purity (0.015% ash maximum)\u003c\/li\u003e\n\u003cli\u003eCompatible with Hirsch or Büchner funnel applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cp\u003eCytiva's business offers three grades of \u003ca href=\"http:\/\/www.gelifesciences.com\/webapp\/wcs\/stores\/servlet\/catalog\/en\/GELifeSciences-\/products\/AlternativeProductStructure_16164\"\u003ehardened low ash filter paper\u003c\/a\u003e. All three are designed for use in Hirsch and Büchner funnel applications and can be customized for an exact fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"-spacing--bottom-24\"\u003e\n\u003ch2\u003eBüchner funnel vacuum filtration\u003c\/h2\u003e\n\u003cp\u003eThe quality of analysis resulting from vacuum filtration using a Hirsch or Büchner funnel relies on using a high-quality filter that avoids introducing artifacts into measurement. Cytiva's Grade 52 hardened filter paper is acid-treated to prevent fiber shredding during vacuum filtration or precipitate collection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DSCBalances","offers":[{"title":"1452-090","offer_id":36822607069334,"sku":"1452-090","price":51.67,"currency_code":"USD","in_stock":true},{"title":"1452-110","offer_id":36822608904342,"sku":"1452-110","price":63.1,"currency_code":"USD","in_stock":true},{"title":"1452-125","offer_id":36822609166486,"sku":"1452-125","price":72.77,"currency_code":"USD","in_stock":true},{"title":"1452-150","offer_id":36822609395862,"sku":"1452-150","price":85.75,"currency_code":"USD","in_stock":true},{"title":"1452-240","offer_id":36822609789078,"sku":"1452-240","price":189.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0489\/6990\/8374\/files\/digi-36674-original-png.jpg?v=1792611007","url":"https:\/\/www.dscbalances.com\/products\/whatman-quantitative-filter-papers-hardened-low-ash-grade-52","provider":"DSCBalances","version":"1.0","type":"link"}